Class: Verkilo::Log

Inherits:
Object
  • Object
show all
Defined in:
lib/verkilo/log.rb

Instance Method Summary collapse

Constructor Details

#initialize(type, root_dir, offset) ⇒ Log

Returns a new instance of Log.



5
6
7
8
9
10
 
# File 'lib/verkilo/log.rb', line 5

def initialize(type, root_dir, offset)
  @type = type
  @root_dir = root_dir
  @data = YAML.load(read_file) || {}
  @today = Time.now.getlocal(offset).strftime("%F")
end

Instance Method Details

#data ⇒ Object 



36
37
38
 
# File 'lib/verkilo/log.rb', line 36

def data
  @data
end

#data=(h) ⇒ Object 



31
32
33
34
35
 
# File 'lib/verkilo/log.rb', line 31

def data=(h)
  # Don't clobber existing data.
  h.merge!(@data[@today].to_h) if @data.keys.include?(@today)
  @data.merge!({@today => h})
end

#delta!(target = '_total') ⇒ Object 



11
12
13
14
15
16
17
18
19
20
21
22
23
24
 
# File 'lib/verkilo/log.rb', line 11

def delta!(target='_total')
  change = 0
  last = nil
  keys = @data.keys
  ckey = target.sub(/_/,'_Δ')
  until keys.empty? do
    k = keys.shift
    total!(k)
    now = @data[k][target] || 0
    change = (last.nil?) ? 0 : now - last
    @data[k].merge!({ckey => change})
    last = now
  end
end

#filename ⇒ Object 



46
47
48
 
# File 'lib/verkilo/log.rb', line 46

def filename
  File.join([@root_dir, '.verkilo', "#{@type}.yml"])
end

#total!(k = nil) ⇒ Object 



25
26
27
28
29
30
 
# File 'lib/verkilo/log.rb', line 25

def total!(k=nil)
  k ||= @today
  @data[k]["_total"] = @data[k].map {
    |k,v| (/^_/.match?(k)) ? 0 : v
  }.inject(0, :+)
end

#write ⇒ Object 



39
40
41
42
43
44
45
 
# File 'lib/verkilo/log.rb', line 39

def write
  fname = self.filename
  FileUtils.mkdir_p(File.dirname(fname))
  f = File.open(fname,'w')
  f.write(@data.to_yaml)
  f.close
end